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Don't crash on unresolved weak symbol reference when auditing.

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This commit is contained in:
Ulrich Drepper 2010-05-21 23:51:18 -07:00
parent 9acbe24da8
commit b32b8b451b
2 changed files with 8 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2010-05-21 Ulrich Drepper <drepper@redhat.com>
* elf/dl-runtime.c (_dl_profile_fixup): Don't crash on unresolved weak
symbol reference.
2010-05-19 Andreas Schwab <schwab@redhat.com>
* elf/dl-runtime.c (_dl_fixup): Don't crash on unresolved weak

5
elf/dl-runtime.c
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@ -232,8 +232,9 @@ _dl_profile_fixup (
? LOOKUP_VALUE_ADDRESS (result)
+ defsym->st_value : 0);
if (__builtin_expect (ELFW(ST_TYPE) (defsym->st_info)
== STT_GNU_IFUNC, 0))
if (defsym != NULL
&& __builtin_expect (ELFW(ST_TYPE) (defsym->st_info)
== STT_GNU_IFUNC, 0))
value = ((DL_FIXUP_VALUE_TYPE (*) (void))
DL_FIXUP_VALUE_ADDR (value)) ();
}